/Engine/Source/Runtime/Engine/Classes/GameFramework/InputDeviceProperties.h
template<class TDataLayout> TDataLayout * GetDeviceSpecificDataMutable ( const [FPlatformUserId](API\Runtime\Core\Misc\FPlatformUserId) UserId, const [FInputDeviceId](API\Runtime\Core\Misc\FInputDeviceId) DeviceId, [TMap](API\Runtime\Core\Containers\TMap)< [FName](API\Runtime\Core\UObject\FName), TDataLayout > & InMap )